3-7 noviembre 2025
Europe/Madrid timezone

Determination of the High-Energy Neutrino-Nucleon Cross Section with Muon Tracks around the TeV

6 nov. 2025 16:45
15m
Room 1.1+1.2 (ADEIT)

Room 1.1+1.2

ADEIT

Talk Neutrinos Neutrinos

Ponente

Rasmi Hajjar (CCAPP - Ohio State University)

Descripción

Over the past decade, high-energy neutrino events have been piling up, resulting in a large statistical dataset covering a broad range of energies and directions. As neutrinos traverse the Earth, they undergo energy- and angle-dependent attenuation, which encodes information about the neutrino–nucleon cross section. In this work, we extract the neutrino–nucleon cross section using a large sample of upward-going muon neutrino events in the 0.5–10 TeV range, detected by IceCube. By analyzing the angular distribution of 305,735 track-like events, we determine the cross section in multiple energy bins. The analysis accounts for systematic uncertainties, including those related to the neutrino flux and the detector.

Autores primarios

Rasmi Hajjar (CCAPP - Ohio State University) Mauricio Bustamante (Niels Bohr Institute, University of Copenhagen) Sergio Palomares-Ruiz (IFIC (CSIC-UV))

Materiales de la presentación

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